![]() |

| Iron Man #127 | ||
| Marvel Comics, 10/79 | ||
| David Michelinie story | Resignation letter from Dave Cockrum | |
| John Romita Jr. & Bob Layton art | printed in story as prank. | |
| Bob Layton cover | Beetle & Porcupine appearance. | |
| Books | CGC Label | CGC Total | Avg. Grade | 10 | 9.9 | 9.8 | 9.6 | 9.4 | 9.2 | 9.0 | 8.5 | 8.0 | 7.5 | 7.0 | 6.5 | 6.0 | 5.5 | 5.0 | 4.5 | 4.0 | 3.5 | 3.0 | 2.5 | 2.0 | 1.8 | 1.5 | 1.0 | 0.5 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 BOOK | Universal | 166 | 9.27 | 0 0.00% | 0 0.00% | 50 30.1% | 40 54% | 32 73% | 11 80% | 11 87% | 6 90% | 7 95% | 1 95% | 2 96% | 3 98% | 1 99% | 1 99% | 0 99% | 0 99% | 1 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% |
| 1 BOOK | Signature | 15 | 8.69 | 0 0.00% | 0 0.00% | 2 13.3% | 3 33.3% | 1 40.0% | 3 60% | 0 60% | 1 67% | 2 80% | 1 87% | 1 93% | 0 93% | 1 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% | 0 100% |
| Iron Man #127 (1979, Marvel Comics) CGC Universal Grade Distribution | ||||||||||||||||||||||||
| 0% 0 10 | 0% 0 9.9 | 30% 50 9.8 | 24% 40 9.6 | 19% 32 9.4 | 7% 11 9.2 | 7% 11 9.0 | 4% 6 8.5 | 4% 7 8.0 | 1% 1 7.5 | 1% 2 7.0 | 2% 3 6.5 | 1% 1 6.0 | 1% 1 5.5 | 0% 0 5.0 | 0% 0 4.5 | 1% 1 4.0 | 0% 0 3.5 | 0% 0 3.0 | 0% 0 2.5 | 0% 0 2.0 | 0% 0 1.8 | 0% 0 1.5 | 0% 0 1.0 | 0% 0 0.5 |
| cgcdata.com, last updated September 16, 2025 | ||||||||||||||||||||||||